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Katonah-Lewisboro Union Free School District Historical First Ancestry Data
ACS 2010-2014 data
16,679 (90.89%) out of the total population of 18,350 reported first ancestry.
| Katonah-Lewisboro Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 18 | 0.10%, see rank | 0.81% | 0.56% |
| Czech | 61 | 0.33%, see rank | 0.28% | 0.47% |
| Danish | 129 | 0.70%, see rank | 0.18% | 0.42% |
| Dutch | 339 | 1.85%, see rank | 1.25% | 1.40% |
| English | 1,496 | 8.15%, see rank | 5.38% | 8.02% |
| French | 515 | 2.81%, see rank | 2.93% | 3.34% |
| German | 2,483 | 13.53%, see rank | 10.62% | 15.03% |
| Greek | 385 | 2.10%, see rank | 0.77% | 0.41% |
| Hungarian | 281 | 1.53%, see rank | 0.76% | 0.46% |
| Irish | 3,582 | 19.52%, see rank | 12.41% | 10.80% |
| Italian | 4,286 | 23.36%, see rank | 13.28% | 5.52% |
| Norwegian | 161 | 0.88%, see rank | 0.42% | 1.42% |
| Polish | 959 | 5.23%, see rank | 4.82% | 3.01% |
| Portuguese | 118 | 0.64%, see rank | 0.27% | 0.44% |
| Russian | 1,427 | 7.78%, see rank | 2.21% | 0.92% |
| Scotch-Irish | 135 | 0.74%, see rank | 0.35% | 0.99% |
| Scottish | 340 | 1.85%, see rank | 1.06% | 1.72% |
| Subsaharan African | 8 | 0.04%, see rank | 1.27% | 0.95% |
| Swedish | 208 | 1.13%, see rank | 0.62% | 1.27% |
| Swiss | 2 | 0.01%, see rank | 0.18% | 0.30% |
| Ukrainian | 76 | 0.41%, see rank | 0.69% | 0.31% |
| American | 1,297 | 7.07%, see rank | 5.03% | 7.12% |
| Welsh | 66 | 0.36%, see rank | 0.42% | 0.57% |
ACS 2008-2012 data
16,971 (92.98%) out of the total population of 18,252 reported first ancestry.
| Katonah-Lewisboro Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 78 | 0.43%, see rank | 0.79% | 0.53% |
| Czech | 98 | 0.54%, see rank | 0.29% | 0.50% |
| Danish | 119 | 0.65%, see rank | 0.18% | 0.45% |
| Dutch | 215 | 1.18%, see rank | 1.35% | 1.51% |
| English | 1,821 | 9.98%, see rank | 5.77% | 8.53% |
| French | 807 | 4.42%, see rank | 3.12% | 3.54% |
| German | 2,858 | 15.66%, see rank | 11.22% | 15.79% |
| Greek | 388 | 2.13%, see rank | 0.82% | 0.42% |
| Hungarian | 264 | 1.45%, see rank | 0.78% | 0.48% |
| Irish | 4,118 | 22.56%, see rank | 13.03% | 11.36% |
| Italian | 4,228 | 23.16%, see rank | 13.84% | 5.66% |
| Norwegian | 151 | 0.83%, see rank | 0.43% | 1.46% |
| Polish | 1,073 | 5.88%, see rank | 5.08% | 3.13% |
| Portuguese | 83 | 0.45%, see rank | 0.28% | 0.46% |
| Russian | 1,163 | 6.37%, see rank | 2.41% | 0.97% |
| Scotch-Irish | 115 | 0.63%, see rank | 0.38% | 1.07% |
| Scottish | 435 | 2.38%, see rank | 1.11% | 1.81% |
| Subsaharan African | 47 | 0.26%, see rank | 1.24% | 0.93% |
| Swedish | 231 | 1.27%, see rank | 0.66% | 1.34% |
| Swiss | 28 | 0.15%, see rank | 0.20% | 0.31% |
| Ukrainian | 49 | 0.27%, see rank | 0.69% | 0.31% |
| American | 1,091 | 5.98%, see rank | 4.21% | 6.72% |
| Welsh | 95 | 0.52%, see rank | 0.45% | 0.60% |
ACS 2006-2010 data
16,939 (93.48%) out of the total population of 18,121 reported first ancestry.
| Katonah-Lewisboro Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 50 | 0.28%, see rank | 0.74% | 0.50% |
| Czech | 85 | 0.47%, see rank | 0.30% | 0.53% |
| Danish | 150 | 0.83%, see rank | 0.18% | 0.48% |
| Dutch | 310 | 1.71%, see rank | 1.44% | 1.63% |
| English | 1,853 | 10.23%, see rank | 6.14% | 9.02% |
| French | 668 | 3.69%, see rank | 3.33% | 3.77% |
| German | 2,655 | 14.65%, see rank | 11.71% | 16.51% |
| Greek | 235 | 1.30%, see rank | 0.85% | 0.44% |
| Hungarian | 245 | 1.35%, see rank | 0.80% | 0.51% |
| Irish | 4,194 | 23.14%, see rank | 13.34% | 11.76% |
| Italian | 3,741 | 20.64%, see rank | 14.20% | 5.78% |
| Norwegian | 277 | 1.53%, see rank | 0.45% | 1.51% |
| Polish | 1,191 | 6.57%, see rank | 5.24% | 3.24% |
| Portuguese | 52 | 0.29%, see rank | 0.28% | 0.47% |
| Russian | 1,091 | 6.02%, see rank | 2.47% | 1.01% |
| Scotch-Irish | 270 | 1.49%, see rank | 0.86% | 1.72% |
| Scottish | 497 | 2.74%, see rank | 1.18% | 1.92% |
| Subsaharan African | 146 | 0.81%, see rank | 1.24% | 0.91% |
| Swedish | 213 | 1.18%, see rank | 0.69% | 1.41% |
| Swiss | 55 | 0.30%, see rank | 0.20% | 0.33% |
| Ukrainian | 32 | 0.18%, see rank | 0.69% | 0.31% |
| American | 928 | 5.12%, see rank | 3.58% | 6.28% |
| Welsh | 155 | 0.86%, see rank | 0.46% | 0.63% |
ACS 2005-2009 data
17,945 (93.88%) out of the total population of 19,114 reported first ancestry.
| Katonah-Lewisboro Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 58 | 0.30%, see rank | 0.75% | 0.50% |
| Czech | 68 | 0.36%, see rank | 0.31% | 0.54% |
| Danish | 200 | 1.05%, see rank | 0.19% | 0.49% |
| Dutch | 267 | 1.40%, see rank | 1.46% | 1.68% |
| English | 2,049 | 10.72%, see rank | 6.30% | 9.29% |
| French | 780 | 4.08%, see rank | 3.38% | 3.90% |
| German | 3,047 | 15.94%, see rank | 11.88% | 16.89% |
| Greek | 99 | 0.52%, see rank | 0.89% | 0.45% |
| Hungarian | 253 | 1.32%, see rank | 0.82% | 0.52% |
| Irish | 4,519 | 23.64%, see rank | 13.54% | 12.01% |
| Italian | 3,956 | 20.70%, see rank | 14.66% | 5.91% |
| Norwegian | 366 | 1.91%, see rank | 0.47% | 1.55% |
| Polish | 1,127 | 5.90%, see rank | 5.31% | 3.32% |
| Portuguese | 27 | 0.14%, see rank | 0.28% | 0.48% |
| Russian | 1,167 | 6.11%, see rank | 2.56% | 1.04% |
| Scotch-Irish | 357 | 1.87%, see rank | 0.87% | 1.77% |
| Scottish | 641 | 3.35%, see rank | 1.21% | 1.97% |
| Subsaharan African | 161 | 0.84%, see rank | 1.24% | 0.88% |
| Swedish | 198 | 1.04%, see rank | 0.70% | 1.45% |
| Swiss | 68 | 0.36%, see rank | 0.21% | 0.34% |
| Ukrainian | 21 | 0.11%, see rank | 0.72% | 0.32% |
| American | 890 | 4.66%, see rank | 3.66% | 6.43% |
| Welsh | 173 | 0.91%, see rank | 0.47% | 0.65% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.